HaflerメーカーP3000の使用説明書/サービス説明書
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® MADE USA IN THE PROFESSIONAL POWER AMPLIFIER P1500 / P3000 Installation & Operation PROFESSIONAL POWER AMPL nova trans ®.
Declaration of Conformity Application of Council Directive: 73 / 23 / EEC (Low Voltage Directive) 89 / 336 / EEC (EMC Directive) Standard(s) to which Conformity is Declared: EN55103-1 EN55103-2 EN6006.
P ERFORMANCE S PECIFICATIONS P1500/P3000 Frequency Response: 20Hz to 20kHz, ± 0.1dB 0.15Hz to 300kHz, +0/–3dB Signal-to-Noise: >100dB “A” Weighted Distortion: <0.2% 20-20kHz, typically .01% at 1kHz @ rated power into 8 Ω Slew Rate: 100 V/ µ s CMRR: 75dB at 1kHz Input Impedance: 47k ohms per phase Gain: +14dB min.
NOTICE - IMPORTANT SAFETY INFORMATION CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN ! ! W ARNING: T O PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR MOISTURE. 1. READ INSTRUCTIONS All the safety and operating instructions of your Hafler equipment should be read before power is applied to the equipment.
– iii – ADVERTENCIA – INFORMACION DE SEGURIDAD IMPORTANTE 1. LEA LAS INSTRUCCIONES Todas las instrucciones de seguidad y operación de su equipo Hafler, deben ser leídas antes de que el equipo sea conectado dléctricamente.
– iv – ATTENTION: INFORMATIONS IMPORTANTES DE SÉCURITÉ 1. LIRE LES INSTRUCTIONS Le mode d'emploi et les mesures de sécurité de votre équipement Hafler devraient être consultés avant sa mise en marche.
ACHTUNG – WICHTIGE SICHERHEITS – INFORMATIONEN 1. INSTSRUKTIONEN LESEN Alle Sicherheits- und Operationshinweise Ihres Hafler Equipments sollten vor der Inbetriebnahme gelesen werden. 2. BETRIEBSANLEITUNG AUFBEWAHREN Bewahren Sie die Bedienungsanleitung sorgfältig auf, damit Sie in dieser auch in Zukunft nachschlagen können.
– vi – NOTARE – IMPORTANTI INFORMAZIONI SULLA SICUREZZA 1. LEGGETE LE ISTRUZIONI Tutte le istruzioni riguardanti la sicurezza ed il funzionamento devono essere lette prima di applicare tensione all'apparato.
T ABLE OF C ONTENTS PERFORMANCE SPECIFICATIONS ............................................................................................................................... i SAFETY PRECAUTIONS .......................................................
I NTRODUCTION – 1 – The Hafler P1500 and P3000 are two channel professional power amplifiers. Passive cooling with large heatsinks is used for low mechanical noise. Our patented trans• nova circuit topology and MOSFET output stage ensures trouble free, long term operation and is backed by our five year warranty.
– 2 – Fr ont Panel V i ew Rear Panel V i ew short thermal clipping signal channel 1 – 15 – 1 0dB – 10 – 6 – 3 channel 2 – 15 – 1 0dB – 10 – 6 – 3 nova nova trans P3000 signal clipping thermal short • Use CH 1 Input ONLY • Set CH 2 Gain to Max • Set Output Level with CH 1 Gain Control A Division of Rockford Corp.
LOCATION The P1500 and P3000 power transformer can generate a substantial magnetic field, so caution should be exercised in the placement of low level components such as a tape deck, mixer or mic preamp to avoid inducing noise in the low level circuitry.
XLR Balanced Input Check output of source unit for proper signal polarity 1/4" TRS Balanced Input Check output of source unit for proper signal polarity Pin 1 = GND Pin 2 = (+) Pin 3 = (–) INPU.
Removable Center Spread S CHEMATIC D IAGRAM P3000 shown. Ground switch in Chassis position, Mono switch in 2-Channel position. P1500 differences shown on parts list.
Removable Center Spread.
– 7 – OUTPUT CONNECTIONS The speaker output connectors are dual binding posts. These binding posts will directly accept 12 AWG wire or banana plugs and are spaced on 3/4" centers to accept dual banana plugs. MONOPHONIC USE For systems with high power requirements, the amplifiers can be configured for single channel bridged mono operation.
SHORT CIRCUIT PROTECTION Due to the self-protecting properties of the output power MOSFETs, there is no need for sonically degrading voltage and current limiting circuits. To protect the amplifier from problems which may occur in the speaker line there is an overload detection circuit.
– 9 – PC B OARD L AYOUT revised 12/12/96 AR TWORK COMPONENT SIDE CH 1 M.ALBERS PC-0812-H ROCKFORD CORP R165 F3 F2 D2 R60 C10 C2 J7 J6 R5 C33 R64 R63 R17 C31 C30 J5 J4 CR4 CR3 CR2 CR1 D1 R159 R164 .
– 10 – P ARTS L IST DESIGNATOR VALUE PART # ALL RESISTORS IN OHMS, 1/4W R1 56.2k RMP/4-5622 R2 1k RM/4-102C R3 47k RM/4-473C R4 47k RM/4-473C R5 4.7k RM/4-472C R6 1.07k RM/4-1071C R7 909 RM/4-9090C R8 200, Trim Pot RVH-201 R9 1k RM/4-102C R10 28k RMP/4-2802 R11 10M RMP/4-106C R12 28k RM/4-2802C R13 470k RM/4-474C R14 16 RM/4-160C R15 3.
DESIGNATOR VALUE PART # CR14 BAV99L Dual Diode SS-260SM CR15 BAV99L Dual Diode SS-260SM U1 TL072CD Dual Opamp SS-143SM U2 TL072CD Dual Opamp SS-143SM U4 LM339 Comparator SS-730SM U5 LM339 Comparator S.
T ECHNICAL R EFERENCE FIELD SERVICE CONSIDERATIONS A primary focus during the design and development of the P1500 and P3000 was to ensure the dependability of the amplifiers.
The transistor Q1 is configured to operate as a switch which controls the current source, Q103, of the input differential amp, Q6 and Q7. When Q1 is off, the emitter voltage is low turning off Q103. Timing of the Soft Start function is controlled by the charging time of C29.
Output Short Protection The Short detector monitors the Drive Signal and Output Signal levels and shuts down that channel when a shorted output condition is detected.
CLIP Indicator CR3 LED Driver U5C Clipping Detector U5A Drive Signal Clipping Indicator The CLIP indicator is driven by the buffer U5C which is controlled by the comparator U5A. The voltage divider R56 and R57 establishes the reference voltage for the Clipping detector at pin 7 of U5A.
amplifier. For a temporary adjustment when a signal generator and voltmeter are not available, use an FM tuner and tune it to an unused station as your signal source, and connect the output to the amplifier as described above. Connect the amplifier output to a small full range speaker.
– 17 – S ERVICE P OLICY AND L IMITED W ARRANTY Rockford Corporation (Hafler Division) offers a limited warranty on Hafler products on the following terms: • Length of Warranty 5 years on P1000, .
N OTES.
MAN-1461-C 4/99 E.W.R. ® HAFLER A DIVISION OF ROCKFORD CORPROATION 546 SOUTH ROCKFORD DRIVE TEMPE, ARIZONA 85281 U.S.A. 480-967-3565 / 1-888-HAFLER1 WWW.
デバイスHafler P3000の購入後に(又は購入する前であっても)重要なポイントは、説明書をよく読むことです。その単純な理由はいくつかあります:
Hafler P3000をまだ購入していないなら、この製品の基本情報を理解する良い機会です。まずは上にある説明書の最初のページをご覧ください。そこにはHafler P3000の技術情報の概要が記載されているはずです。デバイスがあなたのニーズを満たすかどうかは、ここで確認しましょう。Hafler P3000の取扱説明書の次のページをよく読むことにより、製品の全機能やその取り扱いに関する情報を知ることができます。Hafler P3000で得られた情報は、きっとあなたの購入の決断を手助けしてくれることでしょう。
Hafler P3000を既にお持ちだが、まだ読んでいない場合は、上記の理由によりそれを行うべきです。そうすることにより機能を適切に使用しているか、又はHafler P3000の不適切な取り扱いによりその寿命を短くする危険を犯していないかどうかを知ることができます。
ですが、ユーザガイドが果たす重要な役割の一つは、Hafler P3000に関する問題の解決を支援することです。そこにはほとんどの場合、トラブルシューティング、すなわちHafler P3000デバイスで最もよく起こりうる故障・不良とそれらの対処法についてのアドバイスを見つけることができるはずです。たとえ問題を解決できなかった場合でも、説明書にはカスタマー・サービスセンター又は最寄りのサービスセンターへの問い合わせ先等、次の対処法についての指示があるはずです。